Home / 25,775.87-35,485.07-23,118.66

Finding the Fourth Proportional to 25,775.87, 35,485.07 and 23,118.66

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Solution

The fourth proportional to 25,775.87, 35,485.07 and 23,118.66 is: 31,826.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,775.87 : 35,485.07 = 23,118.66 : x
  2. Step 2: Convert to fraction form
    25,775.87/35,485.07 = 23,118.66/x
  3. Step 3: Cross multiply
    25,775.87x = 35,485.07 × 23,118.66
  4. Step 4: Simplify right side
    25,775.87x = 820,367,268.41
  5. Step 5: Solve for x
    x = 820,367,268.41/25,775.87
  6. Step 6: Final answer
    x = 31,826.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.